using YLErp.Modules.TradeModule.DealModule;

namespace YLErp.Modules.EodModule.SettlementModule
{
    class EodDelaySettlementTrade : EodSettleServiceBaseV2
    {
        public const string Step = "自动延期结算";

        public EodDelaySettlementTrade(EodSettlementContextV2 context) : base(context)
        {

        }

        public void Execute(Action<string> setErrorTips)
        {
            var settleDate = _context.SettleDate;
            var delayUnderlyids = _context.Request.DelayUnderlyIds;
            var startDate = _context.PreSettleDate.AddDays(1);
            var clienIds = _context.Request.ClientIds;

            var haveSettlementFlag_1 = DbContext.trade.Where(t => t.ExerciseDate <= settleDate
                                            && t.TradeStatus == ConsTrade.确认成交
                                            && t.ClientId > 0
                                            && t.SettlementFlag == 1
                                            && t.ValidState != ConsGlobal.InValid).Select(x => x.TradeNumber).ToHashSet();

            if (delayUnderlyids.Any())
            {
                var predicate = PredicateBuilder.Create<trade>(t => t.ExerciseDate >= startDate
                                    && t.ExerciseDate <= settleDate
                                    && t.TradeStatus == ConsTrade.确认成交
                                    && t.ClientId > 0
                                    && delayUnderlyids.Contains(t.UnderlyingId) && t.SettlementFlag == 0 //检查费停牌状态下所有 持仓交易的是否已执行到期
                                    && t.ValidState != ConsGlobal.InValid);

                #region 新增客户筛选 tw
                if (clienIds != null)
                {
                    predicate = predicate.And(l => clienIds.Contains(l.ClientId));
                }
                #endregion

                var unDelayTrades = DbContext.trade.Where(predicate).ToList();
                var tradeDelay = new TradeDelaySettlementService(OptUser);

                using (var trans = BeginTransaction())
                {
                    foreach (var tr in unDelayTrades)
                    {
                        tradeDelay.UpdateDelayStatus(tr, "自动延期结算");
                    }
                    DbContext.SaveChanges();
                    trans.Commit();
                }

                var tradeNumber = unDelayTrades.Select(x => x.TradeNumber).ToHashSet();
                if (setErrorTips != null && tradeNumber.Any())
                {
                    setErrorTips("<span style='word-break: break-all'>延期结算的交易:" + string.Join(",", tradeNumber) + ";" + "</span><br />");
                }
            }

            if (haveSettlementFlag_1.Any())
            {
                setErrorTips($"<span style='word-break: break-all'>{settleDate.ToString("yyyy-MM-dd")}：当前存在已到期且设置过延期结算的交易:" + string.Join(",", haveSettlementFlag_1) + ";" + "</span><br />");
            }
        }
    }
}